Three consumable products (nk_support_small/medium/large) via Google Play
and App Store billing; a 'give more' option emails support. FAQ, Terms and
Privacy updated: v1 is free, creator accounts come in a later update.
docs/support-payments.md lists the per-country prices and store setup.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
